Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_7b3a52403e5d8248c934d5579caaeba5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_7b3a52403e5d8248c934d5579caaeba5_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_7b3a52403e5d8248c934d5579caaeba5_cryptolocker
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Size
67KB
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MD5
7b3a52403e5d8248c934d5579caaeba5
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SHA1
7e7cb03e409c84c6edd0834cac4ed96ee5665a3a
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SHA256
a0cf173eaa28e56bf9b553194f0e4b4fce658b2a0552a54a22ac9ee4ba064760
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SHA512
bc8e68e957a83810502fdf2292152f3fe3658a4c903e0a05e10473e7fb93f089a204e49e48dea87643e076a52c2a7c56f672a7467adc858e7d219e3b221f093e
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/w:i5nkFGMOtEvwDpjNbwQEI8UZDo
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-30_7b3a52403e5d8248c934d5579caaeba5_cryptolocker
Files
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2024-04-30_7b3a52403e5d8248c934d5579caaeba5_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 910B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE